HP XP7 Storage - Manual (Page 3)

Contents
1 Performance management...........................................................................8
Overview of performance management.......................................................................................8
System requirements..................................................................................................................8
2 Performance Monitor operations...................................................................9
Overview of Performance Monitor...............................................................................................9
Data collected by Performance Monitor..................................................................................9
Short-range monitoring.......................................................................................................10
Sampling interval for short-range monitoring.....................................................................10
Maximum storing period for short-range monitoring...........................................................10
Long-range monitoring........................................................................................................10
Performance Monitor data graphs........................................................................................11
Export Tool for Performance Monitor.....................................................................................11
Cautions and restrictions for Performance Monitor.......................................................................11
Cautions and restrictions for monitoring................................................................................11
Cautions and restrictions for usage statistics...........................................................................12
Performance monitoring workflow.............................................................................................13
Setting the storing period for the monitoring data........................................................................13
Starting monitoring.................................................................................................................14
Monitoring WWNs................................................................................................................14
Adding new WWNs to monitor...........................................................................................15
Viewing the WWNs that are being monitored.......................................................................15
Removing WWNs to monitor..............................................................................................15
Adding WWNs to ports.....................................................................................................16
Editing the WWN nickname...............................................................................................16
Connecting WWNs to ports................................................................................................17
Deleting unused WWNs from monitoring targets...................................................................17
Monitoring CUs......................................................................................................................18
Displaying CUs to monitor..................................................................................................18
Adding and removing CUs to monitor...................................................................................18
Selecting CUs to monitor.....................................................................................................19
Confirming the status of CUs to monitor ...............................................................................19
Changing the sampling interval................................................................................................20
Stopping monitoring...............................................................................................................20
Using the Performance Monitor data graphs...............................................................................21
About the data graphs........................................................................................................21
Displaying the monitor data on graphs.................................................................................21
Adding a new graph..........................................................................................................22
Changing the data displayed on a graph.............................................................................23
Changing the time period displayed on the graph panel.........................................................23
Deleting a graph...............................................................................................................24
3 Performance Monitor data.........................................................................25
Monitoring data ....................................................................................................................25
Usage rates of MPs ................................................................................................................28
Usage rate of DRRs.................................................................................................................29
Usage rate of cache memory...................................................................................................29
Write pending statistics...........................................................................................................29
Access path usage statistics.....................................................................................................30
Storage system throughput.......................................................................................................31
Data transfer rate...................................................................................................................33
Response times.......................................................................................................................34
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